Aegirine and Iolite Physical Properties

Aegirine

Iolite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.50-3.602.6-2.7

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Not Available

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

3,1

1.7 Mohs Hardness

67-7.5

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Mg₂Al₄Si₅O₁₈

Aegirine and Iolite Chemical Formula

While comparing Aegirine and Iolite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Aegirine and Iolite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Aegirine and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aegirine and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aegirine and Iolite Optical Properties during the identification of gemstone. Specific gravity of Aegirine is 2.6-2.7 whereas that of Iolite is 2.6-2.7.